2025 Onsite Wastewater Mega-Conference
‹ Back to CalendarKalahari Resort and Conventions,
Sandusky, Ohio
In cooperation with Ohio Onsite Wastewater Association (OOWA).
Kalahari Resort and Conventions,
Sandusky, Ohio
In cooperation with Ohio Onsite Wastewater Association (OOWA).
Join the country's go-to onsite wastewater organization for training opportunities, industry updates, & professional services—and to make sure your voice is heard in Washington.
Become a Member